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Finding the Fourth Proportional to 1,676.34, 2,515.73 and 1,433.34

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Solution

The fourth proportional to 1,676.34, 2,515.73 and 1,433.34 is: 2,151.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676.34 : 2,515.73 = 1,433.34 : x
  2. Step 2: Convert to fraction form
    1,676.34/2,515.73 = 1,433.34/x
  3. Step 3: Cross multiply
    1,676.34x = 2,515.73 × 1,433.34
  4. Step 4: Simplify right side
    1,676.34x = 3,605,889.27
  5. Step 5: Solve for x
    x = 3,605,889.27/1,676.34
  6. Step 6: Final answer
    x = 2,151.05

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.